Home / 54,778.14-82,176.30-19,230.24

Finding the Fourth Proportional to 54,778.14, 82,176.30 and 19,230.24

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Solution

The fourth proportional to 54,778.14, 82,176.30 and 19,230.24 is: 28,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,778.14 : 82,176.30 = 19,230.24 : x
  2. Step 2: Convert to fraction form
    54,778.14/82,176.30 = 19,230.24/x
  3. Step 3: Cross multiply
    54,778.14x = 82,176.30 × 19,230.24
  4. Step 4: Simplify right side
    54,778.14x = 1,580,269,971.31
  5. Step 5: Solve for x
    x = 1,580,269,971.31/54,778.14
  6. Step 6: Final answer
    x = 28,848.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.